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  <title>将文件存储到 FTP 服务器 （非阻塞）</title>
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  <div id="layout-content"><div id="function.ftp-nb-fput" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ftp_nb_fput</h1>
  <p class="verinfo">(PHP 4 &gt;= 4.3.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">ftp_nb_fput</span> &mdash; <span class="dc-title">将文件存储到 FTP 服务器 （非阻塞）</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-function.ftp-nb-fput-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>ftp_nb_fput</strong></span>
    ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$ftp_stream</code></span>
   , <span class="methodparam"><span class="type">string</span> <code class="parameter">$remote_file</code></span>
   , <span class="methodparam"><span class="type">resource</span> <code class="parameter">$handle</code></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$mode</code><span class="initializer"> = <strong><code>FTP_IMAGE</code></strong></span></span>
   [, <span class="methodparam"><span class="type">int</span> <code class="parameter">$startpos</code><span class="initializer"> = 0</span></span>
  ]] ) : <span class="type">int</span></div>

  <p class="para rdfs-comment">
   <span class="function"><strong>ftp_nb_fput()</strong></span> 把已打开的文件内容存储到远程 FTP 服务器
  </p>
  <p class="para">
   本函数和 <span class="function"><a href="ftp_fput.html" class="function">ftp_fput()</a></span> 函数的区别是
   本函数是异步上传文件。
   所以在文件上传过程中，你的程序还可以执行其他操作。
  </p>
 </div>

 <div class="refsect1 parameters" id="refsect1-function.ftp-nb-fput-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<code class="parameter">ftp_stream</code></dt>

     <dd>

      <p class="para">
       FTP 连接标示符。
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">remote_file</code></dt>

     <dd>

      <p class="para">
       远程文件路径。
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">handle</code></dt>

     <dd>

      <p class="para">
       已经打开的本地文件指针，当读取到文件末尾时结束。
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">mode</code></dt>

     <dd>

      <p class="para">
       传输模式。必须是 <strong><code>FTP_ASCII</code></strong> 或
       <strong><code>FTP_BINARY</code></strong>。
      </p>
     </dd>

    
    
     <dt>
<code class="parameter">startpos</code></dt>

     <dd>

      <p class="para">要将文件存储到远程文件的开始位置（即从远程文件的哪个字节位置开始存储）。</p>
     </dd>

    
   </dl>

  </p>
 </div>

 <div class="refsect1 returnvalues" id="refsect1-function.ftp-nb-fput-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   返回 <strong><code>FTP_FAILED</code></strong> 或 <strong><code>FTP_FINISHED</code></strong>
   或 <strong><code>FTP_MOREDATA</code></strong>。
  </p>
 </div>

 
 <div class="refsect1 changelog" id="refsect1-function.ftp-nb-fput-changelog">
  <h3 class="title">更新日志</h3>
  <table class="doctable informaltable">
   
    <thead>
     <tr>
      <th>版本</th>
      <th>说明</th>
     </tr>

    </thead>

    <tbody class="tbody">
     <tr>
      <td>7.3.0</td>
      <td>
       参数 <code class="parameter">mode</code> 变为可选参数。
       在之前的版本中，这是一个必填参数。
      </td>
     </tr>

    </tbody>
   
  </table>

 </div>

 
 <div class="refsect1 examples" id="refsect1-function.ftp-nb-fput-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-5319">
    <p><strong>Example #1 <span class="function"><strong>ftp_nb_fput()</strong></span> 函数例程</strong></p>
    <div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /><br />$file&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">'index.php'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$fp&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">fopen</span><span style="color: #007700">(</span><span style="color: #0000BB">$file</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">'r'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$conn_id&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ftp_connect</span><span style="color: #007700">(</span><span style="color: #0000BB">$ftp_server</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$login_result&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ftp_login</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$ftp_user_name</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$ftp_user_pass</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;初始化上传<br /></span><span style="color: #0000BB">$ret&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ftp_nb_fput</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$file</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$fp</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">FTP_BINARY</span><span style="color: #007700">);<br />while&nbsp;(</span><span style="color: #0000BB">$ret&nbsp;</span><span style="color: #007700">==&nbsp;</span><span style="color: #0000BB">FTP_MOREDATA</span><span style="color: #007700">)&nbsp;{<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;任何其他需要做的操作<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">"."</span><span style="color: #007700">;<br /><br />&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">//&nbsp;继续上传...<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">$ret&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ftp_nb_continue</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn_id</span><span style="color: #007700">);<br />}<br />if&nbsp;(</span><span style="color: #0000BB">$ret&nbsp;</span><span style="color: #007700">!=&nbsp;</span><span style="color: #0000BB">FTP_FINISHED</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"There&nbsp;was&nbsp;an&nbsp;error&nbsp;uploading&nbsp;the&nbsp;file..."</span><span style="color: #007700">;<br />&nbsp;&nbsp;&nbsp;exit(</span><span style="color: #0000BB">1</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$fp</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
    </div>

   </div>
  </p>
 </div>

 <div class="refsect1 seealso" id="refsect1-function.ftp-nb-fput-seealso">
  <h3 class="title">参见</h3>
  <p class="para">
   <ul class="simplelist">
    <li class="member"><span class="function"><a href="ftp_nb_put.html" class="function" rel="rdfs-seeAlso">ftp_nb_put()</a> - 存储一个文件至 FTP 服务器（non-blocking）</span></li>
    <li class="member"><span class="function"><a href="ftp_nb_continue.html" class="function" rel="rdfs-seeAlso">ftp_nb_continue()</a> - 连续获取／发送文件（non-blocking）</span></li>
    <li class="member"><span class="function"><a href="ftp_put.html" class="function" rel="rdfs-seeAlso">ftp_put()</a> - 上传文件到 FTP 服务器</span></li>
    <li class="member"><span class="function"><a href="ftp_fput.html" class="function" rel="rdfs-seeAlso">ftp_fput()</a> - 上传一个已经打开的文件到 FTP 服务器</span></li>
   </ul>
  </p>
 </div>

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